<!DOCTYPE html>
<html lang="en">
<head>
    <meta charset="UTF-8">
    <title>排版</title>
    <!--引入必须的资源文件-->
    <link rel="stylesheet" href="../css/bootstrap.css">
    <script type="text/javascript" src="../js/jquery-3.3.1.js"></script>
    <script type="text/javascript" src="../js/bootstrap.js"></script>
</head>
<body>
    <!--标题大小-->
    <h1>h1. Bootstrap heading <small>Secondary text</small></h1>
    <h2>h2. Bootstrap heading</h2>
    <h3>h3. Bootstrap heading</h3>
    <h4>h4. Bootstrap heading</h4>
    <h5>h5. Bootstrap heading</h5>
    <h6>h6. Bootstrap heading</h6>

<!--内联文本 高亮-->
    You can use the mark tag to <mark>高亮</mark> text.

    <hr/>
<!--删除线-->
    <del>删除线</del>

    <hr/>

    <ins>插入文本</ins>

    <hr/>
    <u>带下划线</u>
</body>
</html>